-7.55% is the change from 53 to 49
Calculation steps:
[( 49 - 53 ) ÷ 53] x 100 = -7.55%
Formula
Percentage change = [(49 - 53) / 53] x 100
Subtract the new number by the original number
49 - 53 = -4
-4 ÷ 53 = -0.07547169811320754
-0.07547169811320754 x 100 = -7.55%